A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 6220-01-542-4671
NSN 5965-00-964-1756
NSN 5998-01-072-4055
NSN 5895-00-596-8678
NSN 5990-00-994-0555
NSN 5895-01-625-6586
NSN 6610-01-499-0776
NSN 6240-01-452-5005
NSN 5990-00-534-9798
NSN 6130-01-025-9836
NSN 6110-00-876-0364
NSN 5960-01-215-9232